IntHashSetTest.java

/**
 * Copyright 2014, Emory University
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package edu.emory.clir.clearnlp.collection.set;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

import org.junit.Test;

import edu.emory.clir.clearnlp.collection.set.IntHashSet;

/**
 * @since 3.0.0
 * @author Jinho D. Choi ({@code jinho.choi@emory.edu})
 */
public class IntHashSetTest
{
	@Test
	public void test() throws Exception
	{
		IntHashSet set = new IntHashSet();
		set.add(1);
		set.add(2);
		set.add(1);
		set.add(3);
		int len = set.size();
		
		ByteArrayOutputStream bout = new ByteArrayOutputStream();
		ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
		out.writeObject(set);
		out.close();
		
		ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(new ByteArrayInputStream(bout.toByteArray())));
		set = (IntHashSet)in.readObject();
		in.close();
		
		assertEquals(len, set.size());
		assertTrue(set.contains(1));
		assertTrue(set.contains(2));
		assertTrue(set.contains(3));
		assertFalse(set.contains(0));
		assertFalse(set.contains(4));
	}
}